A zero-or-greater delay in milliseconds. For event callbacks, values around 100 or 250 (or even higher) are most useful. 一个零或更大的延迟时间，以毫秒为单位。对于事件回调，大约100或250（甚至更高）的值最为实用。
A function to be executed after delay milliseconds. The this context and all arguments are passed through, as-is, to callback when the throttled-function is executed. 一个在延迟毫秒后执行的函数。当节流函数执行时，this上下文和所有参数都会原样传递给callback。
Optionaloptions: ThrottleOptionsAn object to configure options. 用于配置选项的对象。
A new throttled function. 新的节流函数
Throttle execution of a function. Especially useful for rate limiting execution of handlers on events like resize and scroll.
限制函数的执行频率。特别适用于限制事件处理程序的执行速率，例如调整大小和滚动事件。